Statistics & Research Methods (CBSE-NET (UGC) Psychology (Paper-II & Paper-III)): Questions 161 - 164 of 167

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Question number: 161

» Statistics & Research Methods » Item Response Theory (IRT)

Appeared in Year: 2016

MCQ▾

Question

Which one of the following statement is true in the context of item analysis? (June)

Choices

Choice (4) Response

a.

Item – total correlation is greater than or equal to Item - remainder correlation

b.

Item – total correlation = Item - remainder correlation

c.

Item – total correlation is smaller than or equal to Item - remainder correlation

d.

Item – total correlation cannot be negative

Question number: 162

» Statistics & Research Methods » Inferential Statistics

Appeared in Year: 2017

MCQ▾

Question

In a contingency table, one of the cell has an obtained frequency of 20 and an expected frequency of 30. What would be the contribution of this cell towards the total Chi-square value? (Jan)

Choices

Choice (4) Response

a.

5.00

b.

10.00

c.

3.33

d.

20.00

Question number: 163

» Statistics & Research Methods » Inferential Statistics

Appeared in Year: 2017

MCQ▾

Question

The correlation matrix was factor-analyzed by the three methods listed below and the same number of factors were extracted each case:

(1) Principal components method

(2) Maximum likelihood method

(3) Principal axes method

Arrange the above methods in descending order in terms of variance condensed: (January)

Choices

Choice (4) Response

a.

2, 3 and 1

b.

1, 3 and 2

c.

2, 1 and 3

d.

3, 1 and 2

Question number: 164

» Statistics & Research Methods » ANOVA or F Test

Appeared in Year: 2017

MCQ▾

Question

A group of 25 subjects were tested on reaction time under three conditions-low stressful, moderately stressful, and highly stressful. The data were analyzed by suitable ANOVA. What would be the degrees of freedom for ‘stressfulness X subjects’ interaction? (January)

Choices

Choice (4) Response

a.

48

b.

3

c.

2

d.

24

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